package com.steven.concurrency;

import com.steven.concurrency.example.threadlocal.RequestHolder;
import lombok.extern.slf4j.Slf4j;
import org.apache.catalina.servlet4preview.http.HttpServletRequest;

import javax.servlet.*;
import java.io.IOException;

/**
 *
 */
@Slf4j
public class HttpFilter implements Filter {
    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request =(HttpServletRequest)servletRequest;
        RequestHolder.add(Thread.currentThread().getId());
        log.info("HttpFilter->{},{}",Thread.currentThread().getId(),request.getServletPath());
        filterChain.doFilter(servletRequest,servletResponse);
    }

    @Override
    public void destroy() {

    }
}
